Square D FHL36070 - 70 A, 600 V, 3-Pole Circuit Breaker | AmpState

Meet the Square D FHL36070 70A, 600V, 3-Pole Molded Case Circuit Breaker — a compact, reliable protection device designed for modern panelboards and loadcenters. Sold by AmpState, it delivers dependable branch circuit overcurrent and short-circuit protection for residential, commercial, and light industrial environments.

Why this breaker stands out:

• Space-efficient molded case design: Its compact enclosure helps maximize panel real estate without sacrificing protection or performance.
• Thermal-magnetic trip unit: Combines a heat-sensing element with instantaneous magnetic trip to deliver stable, repeatable protection across a range of load conditions.
• Three-pole configuration for 3-phase systems: Ensures coordinated protection across all phases in up to 600V networks, essential for commercial and light industrial equipment.
• Seamless OEM compatibility: Engineered to mount in matching Square D loadcenters and panelboards, ensuring proper fit, termination, and trip characteristics.
• Rated 70A at 600V: Provides robust protection for branch circuits and distribution feeders that demand reliable in-service protection.

Use cases and applications

• Upgrade or replace aging protection in residential service panelboards and main/branch panels that require a three-pole 70A breaker.
• Protection for small commercial distribution panels serving lighting, receptacle circuits, and equipment lines.
• Light industrial setups where 3-phase circuits run at voltages up to 600V and need dependable overload and short-circuit protection.

Technical snapshot

• Manufacturer: Square D
• Part Number: FHL36070
• Type: Thermal-magnetic molded case circuit breaker
• Amperage: 70 A
• Voltage: 600 V
• Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

Choosing the right protection matters. The Square D FHL36070 offers a reliable balance of compact design, precise trip performance, and OEM compatibility so you can protect wiring, equipment, and occupants with confidence. If you’re wiring a three-phase panel or upgrading a panelboard to support current loads safely, this 70A, 600V, 3-pole breaker from a trusted brand is a dependable choice. Add it to your cart from AmpState and ensure your distribution system stays protected, compliant, and efficient.